There is no doubt. India does discriminate against non Nepali Nepali speaking people (feel free to call them Madhesi).  But, have you ever wondered who the officers at Indian embassy are?

Sh. Rakesh Sood  (A Sikh)
Jaideep Mazumdar(A Bengali)
Sh. M. Kaushik (A Kayasta)
Smt. Anju Ranjan (A kayasta)
Maj. Niraj Srivastava, SM (A Kayastha)
Lt. Col. Himanshu Bohra (A Punjabi)
Major Rajesh Dogra (Rajput Thakur)
Sh. R.K. Mishra (A Brahman)
Sh. Anshuman Gaur (A Kayasta)
Smt. Apoorva Srivastava (A kayasta)
Dr. Geeti Sen  (A kayasta)
Note: not inclusive

http://www.indianembassy.org.np/contact.php


Past Ambassadors:

Surjit Singh Majithia  (Punjabi)
(1947-1949)
Shri CPN Singh (Thakur)
(1949-1952)
Shri B.K. Gokhale (Kshyatri)
(Oct. 1952-Dec. 1954)
Shri Bhagwan Sahay (Kayasta)
(1954-1959)
Shri Harishwar Dayal (Kayasta)
(01.2.1960-19.5.1964)
Shri Shriman Narayan  (kayasta)
(20.11.1964-17.12.1967
Shri Raj Bahadur (Kayasta)
(05.01.1968-22.1.1971)
Shri L.P. Singh (Thakur)
(22.1.1971-05.09.1973)
Shri M. Rasgotra (Punjabi)
(08.12.1973-17.10.1976)
Shri N.B. Menon (Kayasta)
(28.11.1976-31.03.1979)
Shri N.P. Jain (Vaisya)
(30.06.1979-28.07.1982)
Shri H.C. Sarin (Kayasta)
(31.01.1983-31.01.1986)
Shri A.R. Deo (Kayasta)
(24.02.1986-31.12.1989)
Lt. Gen. (Retd.) S.K. Sinha, PVSM (Kayasta)
(20.02.1990-02.01.1991)
Prof. Bimal Prasad (kayasta)
(12.01.1991-31.1.1995)
Shri K.V. Rajan (sudra)
(15.03.1995-13.06.2000)
Shri Deb Mukharji (Bengali)
(14.06.2000-30.11.2001)
Dr. I.P. Singh (Thakur)
(01.12.2001-17.8.2002)
Shri Shyam Saran (Kayasta)
(31.10.2002-25.7.2004) 
Shri Shiv Shankar Mukherjee (Bengali)
(6.10.2004-23.04.2008)